<template>
  <el-card>
    <el-form :inline="true" class="form">
      <el-form-item label="职位搜索">
        <el-input
          placeholder="请你输入搜索职位关键字"
          v-model="keyword"
        ></el-input>
      </el-form-item>
      <el-form-item>
        <el-button
          type="primary"
          size="default"
          :disabled="keyword ? false : true"
          @click="search"
          >搜索</el-button
        >
        <el-button type="primary" size="default" @click="reset">重置</el-button>
      </el-form-item>
    </el-form>
  </el-card>
  <el-card style="margin: 10px 0px">
    <el-button type="primary" size="default" icon="Plus" @click="addRole"
      >添加职位</el-button
    >
    <el-table border style="margin: 10px 0px" :data="allRole">
      <el-table-column type="index" align="center" label="#"></el-table-column>
      <el-table-column label="ID" align="center" prop="id"></el-table-column>
      <el-table-column
        label="职位名称"
        align="center"
        prop="roleName"
        show-overflow-tooltip
      ></el-table-column>
      <el-table-column
        label="创建世间"
        align="center"
        show-overflow-tooltip
        prop="createTime"
      ></el-table-column>
      <el-table-column
        label="更新时间"
        align="center"
        show-overflow-tooltip
        prop="updateTime"
      ></el-table-column>
      <el-table-column label="操作" width="280px" align="center">
        <template #="{ row, $index }">
          <el-button
            type="primary"
            size="small"
            icon="User"
            @click="setPermisstion(row)"
            >分配权限</el-button
          >
          <el-button
            type="primary"
            size="small"
            icon="Edit"
            @click="updateRole(row)"
            >编辑</el-button
          >
          <el-popconfirm
            :title="`你确定要删除${row.roleName}?`"
            width="260px"
            @confirm="removeRole(row.id)"
          >
            <template #reference>
              <el-button type="primary" size="small" icon="Delete"
                >删除</el-button
              >
            </template>
          </el-popconfirm>
        </template>
      </el-table-column>
    </el-table>
    <el-pagination
      v-model:current-page="pageNo"
      v-model:page-size="pageSize"
      :page-sizes="[10, 20, 30, 40]"
      :background="true"
      layout="prev, pager, next, jumper,->,sizes,total"
      :total="total"
      @current-change="getHasRole"
      @size-change="sizeChange"
    />
  </el-card>
  <!-- 添加职位与更新已有职位的结构:对话框 -->
  <el-dialog
    v-model="dialogVisite"
    :title="RoleParams.id ? '更新职位' : '添加职位'"
  >
    <el-form :model="RoleParams" :rules="rules" ref="form">
      <el-form-item label="职位名称" prop="roleName">
        <el-input
          placeholder="请你输入职位名称"
          v-model="RoleParams.roleName"
        ></el-input>
      </el-form-item>
    </el-form>
    <template #footer>
      <el-button type="primary" size="default" @click="dialogVisite = false"
        >取消</el-button
      >
      <el-button type="primary" size="default" @click="save">确定</el-button>
    </template>
  </el-dialog>
  <!-- 抽屉组件:分配职位的菜单权限与按钮的权限 -->
  <el-drawer v-model="drawer">
    <template #header>
      <h4>分配菜单与按钮的权限</h4>
    </template>
    <template #default>
      <!-- 树形控件 -->
      <el-tree
        ref="tree"
        :data="menuArr"
        show-checkbox
        node-key="id"
        default-expand-all
        :default-checked-keys="selectArr"
        :props="defaultProps"
      />
    </template>
    <template #footer>
      <div style="flex: auto">
        <el-button @click="drawer = false">取消</el-button>
        <el-button type="primary" @click="handler">确定</el-button>
      </div>
    </template>
  </el-drawer>
</template>

<script setup lang="ts">
import { ref, reactive, nextTick } from "vue";
import {
  reqRemoveRole,
  reqAllRoleList,
  reqAddOrUpdateRole,
  reqAllMenuList,
  reqSetPermisstion,
} from "@/api/acl/role";
import type {
  RoleResponseData,
  Records,
  RoleData,
  MenuResponseData,
  MenuList,
} from "@/api/acl/role/type";
import useLayOutSettingStore from "@/store/modules/setting";
import { ElMessage } from "element-plus";

let settingStore = useLayOutSettingStore();

let pageNo = ref<number>(1); //当前页码
let pageSize = ref<number>(10); //一页展示几条数据
let keyword = ref<string>(""); //搜索职位关键字
let allRole = ref<Records>([]); //存储全部已有的职位
let total = ref<number>(0); //职位总个数
let dialogVisite = ref<boolean>(false); //控制对话框的显示与隐藏
let form = ref<any>(); //获取form组件实例
let drawer = ref<boolean>(false); //控制抽屉显示与隐藏
//收集新增岗位数据
let RoleParams = reactive<RoleData>({
  roleName: "",
});
let selectArr = ref<number[]>([]); //准备一个数组:数组用于存储勾选的节点的ID(四级的)
let menuArr = ref<MenuList>([]); //定义数组存储用户权限的数据
let tree = ref<any>(); //获取tree组件实例

//获取全部用户信息
const getHasRole = async (pager = 1) => {
  pageNo.value = pager;
  let result: RoleResponseData = await reqAllRoleList(
    pageNo.value,
    pageSize.value,
    keyword.value,
  );
  if (result.code == 200) {
    total.value = result.data.total;
    allRole.value = result.data.records;
  }
};

//下拉菜单
const sizeChange = () => {
  getHasRole();
};

//搜索按钮
const search = () => {
  getHasRole();
  keyword.value = "";
};

//重置按钮
const reset = () => {
  settingStore.refsh = !settingStore.refsh;
};

//添加职位按钮
const addRole = () => {
  dialogVisite.value = true;
  Object.assign(RoleParams, {
    roleName: "",
    id: 0,
  });
  nextTick(() => {
    form.value.clearValidate("roleName");
  });
};

//更新已有的职位按钮
const updateRole = (row: RoleData) => {
  dialogVisite.value = true;
  Object.assign(RoleParams, row);
  nextTick(() => {
    form.value.clearValidate("roleName");
  });
};

//自定义校验规则
const validatorRoleName = (rule: any, value: any, callBack: any) => {
  if (value.trim().length >= 2) {
    callBack();
  } else {
    callBack(new Error("职位名称至少两位"));
  }
};

//职位校验规则
const rules = {
  roleName: [{ required: true, trigger: "blur", validator: validatorRoleName }],
};

//确定按钮
const save = async () => {
  await form.value.validate();
  let result: any = await reqAddOrUpdateRole(RoleParams);
  if (result.code == 200) {
    ElMessage({
      type: "success",
      message: RoleParams.id ? "更新成功" : "添加成功",
    });
    dialogVisite.value = false;
    getHasRole(RoleParams.id ? pageNo.value : 1);
  }
};

//分配权限按钮
const setPermisstion = async (row: RoleData) => {
  drawer.value = true;
  Object.assign(RoleParams, row);
  let result: MenuResponseData = await reqAllMenuList(RoleParams.id as number);
  if (result.code == 200) {
    menuArr.value = result.data;
    selectArr.value = filterSelectArr(menuArr.value, []);
  }
};

//树形控件的测试数据
const defaultProps = {
  children: "children",
  label: "name",
};

const filterSelectArr = (allData: any, initArr: any) => {
  allData.forEach((item: any) => {
    if (item.select && item.level == 4) {
      initArr.push(item.id);
    }
    if (item.children && item.children.length > 0) {
      filterSelectArr(item.children, initArr);
    }
  });

  return initArr;
};

//抽屉确定按钮的回调
const handler = async () => {
  const roleId = RoleParams.id as number;
  let arr = tree.value.getCheckedKeys();
  let arr1 = tree.value.getHalfCheckedKeys();
  let permissionId = arr.concat(arr1);
  let result: any = await reqSetPermisstion(roleId, permissionId);
  if (result.code == 200) {
    drawer.value = false;
    ElMessage({ type: "success", message: "分配权限成功" });
    window.location.reload();
  }
};

//删除已有的职位
const removeRole = async (id: number) => {
  let result: any = await reqRemoveRole(id);
  if (result.code == 200) {
    ElMessage({ type: "success", message: "删除成功" });
    getHasRole(allRole.value.length > 1 ? pageNo.value : pageNo.value - 1);
  }
};

getHasRole();
</script>

<style scoped>
.form {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 50px;
}
</style>
